Home / 75,161.07-112,744.35-25,242.81

Finding the Fourth Proportional to 75,161.07, 112,744.35 and 25,242.81

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Solution

The fourth proportional to 75,161.07, 112,744.35 and 25,242.81 is: 37,865.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,161.07 : 112,744.35 = 25,242.81 : x
  2. Step 2: Convert to fraction form
    75,161.07/112,744.35 = 25,242.81/x
  3. Step 3: Cross multiply
    75,161.07x = 112,744.35 × 25,242.81
  4. Step 4: Simplify right side
    75,161.07x = 2,845,984,205.62
  5. Step 5: Solve for x
    x = 2,845,984,205.62/75,161.07
  6. Step 6: Final answer
    x = 37,865.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.